travelynx/lib/Travelynx/Model/Journeys.pm
2022-12-27 11:07:16 +01:00

1430 lines
34 KiB
Perl
Executable file
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

package Travelynx::Model::Journeys;
# Copyright (C) 2020 Daniel Friesel
#
# SPDX-License-Identifier: AGPL-3.0-or-later
use GIS::Distance;
use List::MoreUtils qw(after_incl before_incl);
use strict;
use warnings;
use 5.020;
use utf8;
use DateTime;
use JSON;
my @month_name
= (
qw(Januar Februar März April Mai Juni Juli August September Oktober November Dezember)
);
sub epoch_to_dt {
my ($epoch) = @_;
# Bugs (and user errors) may lead to undefined timestamps. Set them to
# 1970-01-01 to avoid crashing and show obviously wrong data instead.
$epoch //= 0;
return DateTime->from_epoch(
epoch => $epoch,
time_zone => 'Europe/Berlin',
locale => 'de-DE',
);
}
sub min_to_human {
my ($minutes) = @_;
my @ret;
if ( $minutes >= 14 * 24 * 60 ) {
push( @ret, int( $minutes / ( 7 * 24 * 60 ) ) . ' Wochen' );
}
elsif ( $minutes >= 7 * 24 * 60 ) {
push( @ret, '1 Woche' );
}
$minutes %= 7 * 24 * 60;
if ( $minutes >= 2 * 24 * 60 ) {
push( @ret, int( $minutes / ( 24 * 60 ) ) . ' Tage' );
}
elsif ( $minutes >= 24 * 60 ) {
push( @ret, '1 Tag' );
}
$minutes %= 24 * 60;
if ( $minutes >= 2 * 60 ) {
push( @ret, int( $minutes / 60 ) . ' Stunden' );
}
elsif ( $minutes >= 60 ) {
push( @ret, '1 Stunde' );
}
$minutes %= 60;
if ( $minutes >= 2 ) {
push( @ret, "$minutes Minuten" );
}
elsif ($minutes) {
push( @ret, "1 Minute" );
}
if ( @ret == 1 ) {
return $ret[0];
}
if ( @ret > 2 ) {
my $last = pop(@ret);
return join( ', ', @ret ) . " und $last";
}
return "$ret[0] und $ret[1]";
}
sub new {
my ( $class, %opt ) = @_;
$opt{journey_edit_mask} = {
sched_departure => 0x0001,
real_departure => 0x0002,
from_station => 0x0004,
route => 0x0010,
is_cancelled => 0x0020,
sched_arrival => 0x0100,
real_arrival => 0x0200,
to_station => 0x0400,
};
return bless( \%opt, $class );
}
sub stats_cache {
my ($self) = @_;
return $self->{stats_cache};
}
# Returns (journey id, error)
# Must be called during a transaction.
# Must perform a rollback on error.
sub add {
my ( $self, %opt ) = @_;
my $db = $opt{db};
my $uid = $opt{uid};
my $now = DateTime->now( time_zone => 'Europe/Berlin' );
my $dep_station = $self->{stations}->search( $opt{dep_station} );
my $arr_station = $self->{stations}->search( $opt{arr_station} );
if ( not $dep_station ) {
return ( undef, 'Unbekannter Startbahnhof' );
}
if ( not $arr_station ) {
return ( undef, 'Unbekannter Zielbahnhof' );
}
my $daily_journey_count = $db->select(
'journeys_str',
'count(*) as count',
{
user_id => $uid,
real_dep_ts => {
-between => [
$opt{rt_departure}->clone->subtract( days => 1 )->epoch,
$opt{rt_departure}->epoch
],
},
}
)->hash->{count};
if ( $daily_journey_count >= 100 ) {
return ( undef,
"In den 24 Stunden vor der angegebenen Abfahrtszeit wurden ${daily_journey_count} weitere Fahrten angetreten. Das kann nicht stimmen."
);
}
my $route_has_start = 0;
my $route_has_stop = 0;
for my $station ( @{ $opt{route} || [] } ) {
if ( $station eq $dep_station->{name}
or $station eq $dep_station->{ds100} )
{
$route_has_start = 1;
}
if ( $station eq $arr_station->{name}
or $station eq $arr_station->{ds100} )
{
$route_has_stop = 1;
}
}
my @route;
if ( not $route_has_start ) {
push( @route, [ $dep_station->{name}, {}, undef ] );
}
if ( $opt{route} ) {
my @unknown_stations;
for my $station ( @{ $opt{route} } ) {
my $station_info = $self->{stations}->search($station);
if ($station_info) {
push( @route, [ $station_info->{name}, {}, undef ] );
}
else {
push( @route, [ $station, {}, undef ] );
push( @unknown_stations, $station );
}
}
if ( not $opt{lax} ) {
if ( @unknown_stations == 1 ) {
return ( undef,
"Unbekannter Unterwegshalt: $unknown_stations[0]" );
}
elsif (@unknown_stations) {
return ( undef,
'Unbekannte Unterwegshalte: '
. join( ', ', @unknown_stations ) );
}
}
}
if ( not $route_has_stop ) {
push( @route, [ $arr_station->{name}, {}, undef ] );
}
my $entry = {
user_id => $uid,
train_type => $opt{train_type},
train_line => $opt{train_line},
train_no => $opt{train_no},
train_id => 'manual',
checkin_station_id => $dep_station->{eva},
checkin_time => $now,
sched_departure => $opt{sched_departure},
real_departure => $opt{rt_departure},
checkout_station_id => $arr_station->{eva},
sched_arrival => $opt{sched_arrival},
real_arrival => $opt{rt_arrival},
checkout_time => $now,
edited => 0x3fff,
cancelled => $opt{cancelled} ? 1 : 0,
route => JSON->new->encode( \@route ),
};
if ( $opt{comment} ) {
$entry->{user_data}
= JSON->new->encode( { comment => $opt{comment} } );
}
my $journey_id = undef;
eval {
$journey_id
= $db->insert( 'journeys', $entry, { returning => 'id' } )
->hash->{id};
$self->stats_cache->invalidate(
ts => $opt{rt_departure},
db => $db,
uid => $uid
);
};
if ($@) {
$self->{log}->error("add_journey($uid): $@");
return ( undef, 'add_journey failed: ' . $@ );
}
return ( $journey_id, undef );
}
sub add_from_in_transit {
my ( $self, %opt ) = @_;
my $db = $opt{db};
my $journey = $opt{journey};
delete $journey->{data};
$journey->{edited} = 0;
$journey->{checkout_time} = DateTime->now( time_zone => 'Europe/Berlin' );
$db->insert( 'journeys', $journey );
}
sub update {
my ( $self, %opt ) = @_;
my $db = $opt{db} // $self->{pg}->db;
my $uid = $opt{uid};
my $journey_id = $opt{id};
my $rows;
my $journey = $self->get_single(
uid => $uid,
db => $db,
journey_id => $journey_id,
with_datetime => 1,
);
eval {
if ( exists $opt{from_name} ) {
my $from_station = $self->{stations}->search( $opt{from_name} );
if ( not $from_station ) {
die("Unbekannter Startbahnhof\n");
}
$rows = $db->update(
'journeys',
{
checkin_station_id => $from_station->{eva},
edited => $journey->{edited} | 0x0004,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{to_name} ) {
my $to_station = $self->{stations}->search( $opt{to_name} );
if ( not $to_station ) {
die("Unbekannter Zielbahnhof\n");
}
$rows = $db->update(
'journeys',
{
checkout_station_id => $to_station->{eva},
edited => $journey->{edited} | 0x0400,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{sched_departure} ) {
$rows = $db->update(
'journeys',
{
sched_departure => $opt{sched_departure},
edited => $journey->{edited} | 0x0001,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{rt_departure} ) {
$rows = $db->update(
'journeys',
{
real_departure => $opt{rt_departure},
edited => $journey->{edited} | 0x0002,
},
{
id => $journey_id,
}
)->rows;
# stats are partitioned by rt_departure -> both the cache for
# the old value (see bottom of this function) and the new value
# (here) must be invalidated.
$self->stats_cache->invalidate(
ts => $opt{rt_departure},
db => $db,
uid => $uid,
);
}
if ( exists $opt{sched_arrival} ) {
$rows = $db->update(
'journeys',
{
sched_arrival => $opt{sched_arrival},
edited => $journey->{edited} | 0x0100,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{rt_arrival} ) {
$rows = $db->update(
'journeys',
{
real_arrival => $opt{rt_arrival},
edited => $journey->{edited} | 0x0200,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{route} ) {
my @new_route = map { [ $_, {}, undef ] } @{ $opt{route} };
$rows = $db->update(
'journeys',
{
route => JSON->new->encode( \@new_route ),
edited => $journey->{edited} | 0x0010,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{cancelled} ) {
$rows = $db->update(
'journeys',
{
cancelled => $opt{cancelled},
edited => $journey->{edited} | 0x0020,
},
{
id => $journey_id,
}
)->rows;
}
if ( exists $opt{comment} ) {
$journey->{user_data}{comment} = $opt{comment};
$rows = $db->update(
'journeys',
{
user_data => JSON->new->encode( $journey->{user_data} ),
},
{
id => $journey_id,
}
)->rows;
}
if ( not defined $rows ) {
die("Invalid update key\n");
}
};
if ($@) {
$self->{log}->error("update($journey_id): $@");
return "update($journey_id): $@";
}
if ( $rows == 1 ) {
$self->stats_cache->invalidate(
ts => $journey->{rt_departure},
db => $db,
uid => $uid,
);
return undef;
}
return "update($journey_id): did not match any journey part";
}
sub delete {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $journey_id = $opt{id};
my $checkin_epoch = $opt{checkin};
my $checkout_epoch = $opt{checkout};
my @journeys = $self->get(
uid => $uid,
journey_id => $journey_id
);
if ( @journeys == 0 ) {
return 'Journey not found';
}
my $journey = $journeys[0];
# Double-check (comparing both ID and action epoch) to make sure we
# are really deleting the right journey and the user isn't just
# playing around with POST requests.
if ( $journey->{id} != $journey_id
or $journey->{checkin_ts} != $checkin_epoch
or $journey->{checkout_ts} != $checkout_epoch )
{
return 'Invalid journey data';
}
my $rows;
eval {
$rows = $db->delete(
'journeys',
{
user_id => $uid,
id => $journey_id,
}
)->rows;
};
if ($@) {
$self->{log}->error("Delete($uid, $journey_id): $@");
return 'DELETE failed: ' . $@;
}
if ( $rows == 1 ) {
$self->stats_cache->invalidate(
ts => epoch_to_dt( $journey->{rt_dep_ts} ),
uid => $uid
);
return undef;
}
return sprintf( 'Deleted %d rows, expected 1', $rows );
}
# Used for undo (move journey entry to in_transit)
sub pop {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db};
my $journey_id = $opt{journey_id};
my $journey = $db->select(
'journeys',
'*',
{
user_id => $uid,
id => $journey_id
}
)->hash;
$db->delete(
'journeys',
{
user_id => $uid,
id => $journey_id
}
);
return $journey;
}
sub get {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
# If get is called from inside a transaction, db
# specifies the database handle performing the transaction.
# Otherwise, we grab a fresh one.
my $db = $opt{db} // $self->{pg}->db;
my @select
= (
qw(journey_id train_type train_line train_no checkin_ts sched_dep_ts real_dep_ts dep_eva dep_ds100 dep_name dep_lat dep_lon checkout_ts sched_arr_ts real_arr_ts arr_eva arr_ds100 arr_name arr_lat arr_lon cancelled edited route messages user_data)
);
my %where = (
user_id => $uid,
cancelled => 0
);
my %order = (
order_by => {
-desc => 'real_dep_ts',
}
);
if ( $opt{cancelled} ) {
$where{cancelled} = 1;
}
if ( $opt{limit} ) {
$order{limit} = $opt{limit};
}
if ( $opt{journey_id} ) {
$where{journey_id} = $opt{journey_id};
delete $where{cancelled};
}
elsif ( $opt{after} and $opt{before} ) {
$where{real_dep_ts}
= { -between => [ $opt{after}->epoch, $opt{before}->epoch, ] };
}
elsif ( $opt{after} ) {
$where{real_dep_ts} = { '>=', $opt{after}->epoch };
}
elsif ( $opt{before} ) {
$where{real_dep_ts} = { '<=', $opt{before}->epoch };
}
if ( $opt{with_polyline} ) {
push( @select, 'polyline' );
}
my @travels;
my $res = $db->select( 'journeys_str', \@select, \%where, \%order );
for my $entry ( $res->expand->hashes->each ) {
my $ref = {
id => $entry->{journey_id},
type => $entry->{train_type},
line => $entry->{train_line},
no => $entry->{train_no},
from_eva => $entry->{dep_eva},
from_ds100 => $entry->{dep_ds100},
from_name => $entry->{dep_name},
from_latlon => [ $entry->{dep_lat}, $entry->{dep_lon} ],
checkin_ts => $entry->{checkin_ts},
sched_dep_ts => $entry->{sched_dep_ts},
rt_dep_ts => $entry->{real_dep_ts},
to_eva => $entry->{arr_eva},
to_ds100 => $entry->{arr_ds100},
to_name => $entry->{arr_name},
to_latlon => [ $entry->{arr_lat}, $entry->{arr_lon} ],
checkout_ts => $entry->{checkout_ts},
sched_arr_ts => $entry->{sched_arr_ts},
rt_arr_ts => $entry->{real_arr_ts},
messages => $entry->{messages},
route => $entry->{route},
edited => $entry->{edited},
user_data => $entry->{user_data},
};
if ( $opt{with_polyline} ) {
$ref->{polyline} = $entry->{polyline};
}
if ( $opt{with_datetime} ) {
$ref->{checkin} = epoch_to_dt( $ref->{checkin_ts} );
$ref->{sched_departure}
= epoch_to_dt( $ref->{sched_dep_ts} );
$ref->{rt_departure} = epoch_to_dt( $ref->{rt_dep_ts} );
$ref->{checkout} = epoch_to_dt( $ref->{checkout_ts} );
$ref->{sched_arrival} = epoch_to_dt( $ref->{sched_arr_ts} );
$ref->{rt_arrival} = epoch_to_dt( $ref->{rt_arr_ts} );
}
if ( $opt{verbose} ) {
my $rename = $self->{renamed_station};
for my $stop ( @{ $ref->{route} } ) {
if ( $stop->[0] =~ m{^Betriebsstelle nicht bekannt (\d+)$} ) {
if ( my $s = $self->{stations}->get_by_eva($1) ) {
$stop->[0] = $s->{name};
}
}
if ( $rename->{ $stop->[0] } ) {
$stop->[0] = $rename->{ $stop->[0] };
}
}
$ref->{cancelled} = $entry->{cancelled};
my @parsed_messages;
for my $message ( @{ $ref->{messages} // [] } ) {
my ( $ts, $msg ) = @{$message};
push( @parsed_messages, [ epoch_to_dt($ts), $msg ] );
}
$ref->{messages} = [ reverse @parsed_messages ];
$ref->{sched_duration}
= defined $ref->{sched_arr_ts}
? $ref->{sched_arr_ts} - $ref->{sched_dep_ts}
: undef;
$ref->{rt_duration}
= defined $ref->{rt_arr_ts}
? $ref->{rt_arr_ts} - $ref->{rt_dep_ts}
: undef;
my ( $km_polyline, $km_route, $km_beeline, $skip )
= $self->get_travel_distance($ref);
$ref->{km_route} = $km_polyline || $km_route;
$ref->{skip_route} = $km_polyline ? 0 : $skip;
$ref->{km_beeline} = $km_beeline;
$ref->{skip_beeline} = $skip;
my $kmh_divisor
= ( $ref->{rt_duration} // $ref->{sched_duration} // 999999 )
/ 3600;
$ref->{kmh_route}
= $kmh_divisor ? $ref->{km_route} / $kmh_divisor : -1;
$ref->{kmh_beeline}
= $kmh_divisor
? $ref->{km_beeline} / $kmh_divisor
: -1;
}
push( @travels, $ref );
}
return @travels;
}
sub get_single {
my ( $self, %opt ) = @_;
$opt{cancelled} = 'any';
my @journeys = $self->get(%opt);
if ( @journeys == 0 ) {
return undef;
}
return $journeys[0];
}
sub get_latest {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $latest_successful = $db->select(
'journeys_str',
'*',
{
user_id => $uid,
cancelled => 0
},
{
order_by => { -desc => 'journey_id' },
limit => 1
}
)->expand->hash;
my $latest = $db->select(
'journeys_str',
'*',
{
user_id => $uid,
},
{
order_by => { -desc => 'journey_id' },
limit => 1
}
)->expand->hash;
return ( $latest_successful, $latest );
}
sub get_oldest_ts {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $res_h = $db->select(
'journeys_str',
['sched_dep_ts'],
{
user_id => $uid,
},
{
limit => 1,
order_by => {
-asc => 'real_dep_ts',
},
}
)->hash;
if ($res_h) {
return epoch_to_dt( $res_h->{sched_dep_ts} );
}
return undef;
}
sub get_latest_checkout_station_id {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $res_h = $db->select(
'journeys',
['checkout_station_id'],
{
user_id => $uid,
cancelled => 0
},
{
limit => 1,
order_by => { -desc => 'real_departure' }
}
)->hash;
if ( not $res_h ) {
return;
}
return $res_h->{checkout_station_id};
}
sub get_nav_years {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $res = $db->select(
'journeys',
'distinct extract(year from real_departure) as year',
{ user_id => $uid },
{ order_by => { -asc => 'year' } }
);
my @ret;
for my $row ( $res->hashes->each ) {
push( @ret, [ $row->{year}, $row->{year} ] );
}
return @ret;
}
sub get_years {
my ( $self, %opt ) = @_;
my @years = $self->get_nav_years(%opt);
for my $year (@years) {
my $stats = $self->stats_cache->get(
uid => $opt{uid},
year => $year,
month => 0,
);
$year->[2] = $stats // {};
}
return @years;
}
sub get_months_for_year {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $year = $opt{year};
my $res = $db->select(
'journeys',
'distinct extract(year from real_departure) as year, extract(month from real_departure) as month',
{ user_id => $uid },
{ order_by => { -asc => 'year' } }
);
my @ret;
for my $month ( 1 .. 12 ) {
push( @ret,
[ sprintf( '%d/%02d', $year, $month ), $month_name[ $month - 1 ] ]
);
}
for my $row ( $res->hashes->each ) {
if ( $row->{year} == $year ) {
my $stats = $self->stats_cache->get(
db => $db,
uid => $uid,
year => $year,
month => $row->{month}
);
# undef -> no journeys for this month; empty hash -> no cached stats
$ret[ $row->{month} - 1 ][2] = $stats // {};
}
}
return @ret;
}
sub get_yyyymm_having_journeys {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $res = $db->select(
'journeys',
"distinct to_char(real_departure, 'YYYY.MM') as yearmonth",
{ user_id => $uid },
{ order_by => { -asc => 'yearmonth' } }
);
my @ret;
for my $row ( $res->hashes->each ) {
push( @ret, [ split( qr{[.]}, $row->{yearmonth} ) ] );
}
return @ret;
}
sub generate_missing_stats {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my @journey_months = $self->get_yyyymm_having_journeys(
uid => $uid,
db => $db
);
my @stats_months = $self->stats_cache->get_yyyymm_having_stats(
uid => $uid,
$db => $db
);
my $stats_index = 0;
for my $journey_index ( 0 .. $#journey_months ) {
if ( $stats_index < @stats_months
and $journey_months[$journey_index][0]
== $stats_months[$stats_index][0]
and $journey_months[$journey_index][1]
== $stats_months[$stats_index][1] )
{
$stats_index++;
}
else {
my ( $year, $month ) = @{ $journey_months[$journey_index] };
$self->get_stats(
uid => $uid,
db => $db,
year => $year,
month => $month,
write_only => 1
);
}
}
}
sub get_nav_months {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $filter_year = $opt{year};
my $filter_month = $opt{month};
my $selected_index = undef;
my $res = $db->select(
'journeys',
"distinct to_char(real_departure, 'YYYY.MM') as yearmonth",
{ user_id => $uid },
{ order_by => { -asc => 'yearmonth' } }
);
my @months;
for my $row ( $res->hashes->each ) {
my ( $year, $month ) = split( qr{[.]}, $row->{yearmonth} );
push( @months, [ $year, $month ] );
if ( $year eq $filter_year and $month eq $filter_month ) {
$selected_index = $#months;
}
}
# returns (previous entry, current month, next entry). if there is no
# previous or next entry, the corresponding field is undef. Previous/next
# entry is usually previous/next month, but may also have a distance of
# more than one month if there are months without travels
my @ret = ( undef, undef, undef );
$ret[1] = [
"${filter_year}/${filter_month}",
$month_name[ $filter_month - 1 ] // $filter_month
];
if ( not defined $selected_index ) {
return @ret;
}
if ( $selected_index > 0 and $months[ $selected_index - 1 ] ) {
my ( $year, $month ) = @{ $months[ $selected_index - 1 ] };
$ret[0] = [ "${year}/${month}", "${month}.${year}" ];
}
if ( $selected_index < $#months ) {
my ( $year, $month ) = @{ $months[ $selected_index + 1 ] };
$ret[2] = [ "${year}/${month}", "${month}.${year}" ];
}
return @ret;
}
sub sanity_check {
my ( $self, $journey, $lax ) = @_;
if ( defined $journey->{sched_duration}
and $journey->{sched_duration} <= 0 )
{
return
'Die geplante Dauer dieser Zugfahrt ist ≤ 0. Teleportation und Zeitreisen werden aktuell nicht unterstützt.';
}
if ( defined $journey->{rt_duration}
and $journey->{rt_duration} <= 0 )
{
return
'Die Dauer dieser Zugfahrt ist ≤ 0. Teleportation und Zeitreisen werden aktuell nicht unterstützt.';
}
if ( $journey->{sched_duration}
and $journey->{sched_duration} > 60 * 60 * 24 )
{
return 'Die Zugfahrt ist länger als 24 Stunden.';
}
if ( $journey->{rt_duration}
and $journey->{rt_duration} > 60 * 60 * 24 )
{
return 'Die Zugfahrt ist länger als 24 Stunden.';
}
if ( $journey->{kmh_route} > 500 or $journey->{kmh_beeline} > 500 ) {
return 'Zugfahrten mit über 500 km/h? Schön wär\'s.';
}
if ( $journey->{route} and @{ $journey->{route} } > 99 ) {
my $stop_count = @{ $journey->{route} };
return
"Die Zugfahrt hat $stop_count Unterwegshalte. Also ich weiß ja nicht so recht.";
}
if ( $journey->{edited} & 0x0010 and not $lax ) {
my @unknown_stations
= $self->{stations}
->grep_unknown( map { $_->[0] } @{ $journey->{route} } );
if (@unknown_stations) {
return 'Unbekannte Station(en): ' . join( ', ', @unknown_stations );
}
}
return undef;
}
sub get_travel_distance {
my ( $self, $journey ) = @_;
my $from = $journey->{from_name};
my $from_eva = $journey->{from_eva};
my $from_latlon = $journey->{from_latlon};
my $to = $journey->{to_name};
my $to_eva = $journey->{to_eva};
my $to_latlon = $journey->{to_latlon};
my $route_ref = $journey->{route};
my $polyline_ref = $journey->{polyline};
if ( not $to ) {
$self->{log}
->warn("Journey $journey->{id} has no to_name for EVA $to_eva");
}
if ( not $from ) {
$self->{log}
->warn("Journey $journey->{id} has no from_name for EVA $from_eva");
}
my $distance_polyline = 0;
my $distance_intermediate = 0;
my $distance_beeline = 0;
my $skipped = 0;
my $geo = GIS::Distance->new();
my @stations = map { $_->[0] } @{$route_ref};
my @route = after_incl { $_ eq $from } @stations;
@route = before_incl { $_ eq $to } @route;
if ( @route < 2 ) {
# I AM ERROR
return ( 0, 0, 0 );
}
my @polyline = after_incl { $_->[2] and $_->[2] == $from_eva }
@{ $polyline_ref // [] };
@polyline
= before_incl { $_->[2] and $_->[2] == $to_eva } @polyline;
my $prev_station = shift @polyline;
for my $station (@polyline) {
$distance_polyline += $geo->distance_metal(
$prev_station->[1], $prev_station->[0],
$station->[1], $station->[0]
);
$prev_station = $station;
}
$prev_station = $self->{latlon_by_station}->{ shift @route };
if ( not $prev_station ) {
return ( $distance_polyline, 0, 0 );
}
for my $station_name (@route) {
if ( my $station = $self->{latlon_by_station}->{$station_name} ) {
$distance_intermediate += $geo->distance_metal(
$prev_station->[0], $prev_station->[1],
$station->[0], $station->[1]
);
$prev_station = $station;
}
}
$distance_beeline = $geo->distance_metal( @{$from_latlon}, @{$to_latlon} );
return ( $distance_polyline, $distance_intermediate,
$distance_beeline, $skipped );
}
sub compute_review {
my ( $self, $stats, @journeys ) = @_;
my $longest_km;
my $longest_t;
my $shortest_km;
my $shortest_t;
my $message_count
; # anzahl fahrten bei denen irgendeine nachricht vermerkt war -> irgendwas war anders als geplant
my %num_by_message; # für jede nachricht
my %num_by_wrtype
; # zugtyp, sofern wagenreihung verfügbar. 'none' für nicht verfügbar.
my %num_by_linetype; # zugtyp nach "ICE 123" / "RE 127".
my %num_by_stop; # arr/dep name
if ( not $stats or not @journeys or $stats->{num_trains} == 0 ) {
return;
}
my %review;
my $trains_per_journey = $stats->{num_trains} / $stats->{num_journeys};
my $avg_change_count = sprintf( '%.1f', $trains_per_journey - 1 );
my $min_total = $stats->{min_travel_real} + $stats->{min_interchange_real};
for my $journey (@journeys) {
if ( $journey->{rt_duration} ) {
if ( not $longest_t
or $journey->{rt_duration} > $longest_t->{rt_duration} )
{
$longest_t = $journey;
}
if ( not $shortest_t
or $journey->{rt_duration} < $shortest_t->{rt_duration} )
{
$shortest_t = $journey;
}
}
if ( $journey->{km_route} ) {
if ( not $longest_km
or $journey->{km_route} > $longest_km->{km_route} )
{
$longest_km = $journey;
}
if ( not $shortest_km
or $journey->{km_route} < $shortest_km->{km_route} )
{
$shortest_km = $journey;
}
}
if ( $journey->{messages} and @{ $journey->{messages} } ) {
$message_count += 1;
for my $message ( @{ $journey->{messages} } ) {
$num_by_message{ $message->[1] } += 1;
}
}
if ( $journey->{type} ) {
$num_by_linetype{ $journey->{type} } += 1;
}
if ( $journey->{from_name} ) {
$num_by_stop{ $journey->{from_name} } += 1;
}
if ( $journey->{to_name} ) {
$num_by_stop{ $journey->{to_name} } += 1;
}
}
my @linetypes = sort { $b->[1] <=> $a->[1] }
map { [ $_, $num_by_linetype{$_} ] } keys %num_by_linetype;
my @stops = sort { $b->[1] <=> $a->[1] }
map { [ $_, $num_by_stop{$_} ] } keys %num_by_stop;
my @reasons = sort { $b->[1] <=> $a->[1] }
map { [ $_, $num_by_message{$_} ] } keys %num_by_message;
$review{num_stops} = scalar @stops;
$review{trains_per_day} = sprintf( '%.1f', $stats->{num_trains} / 365 );
$review{km_route} = sprintf( '%.0f', $stats->{km_route} );
$review{km_beeline} = sprintf( '%.0f', $stats->{km_beeline} );
$review{km_circle} = sprintf( '%.1f', $stats->{km_route} / 40030 );
$review{km_diag} = sprintf( '%.1f', $stats->{km_route} / 12742 );
$review{traveling_min_total} = $min_total;
$review{traveling_percentage_year}
= sprintf( "%.1f%%", $min_total * 100 / 525948.77 );
$review{traveling_time_year} = min_to_human($min_total);
if (@linetypes) {
$review{typical_type} = $linetypes[0][0];
}
if ( @stops >= 3 ) {
my $desc = q{};
$review{typical_stops_3} = [ $stops[0][0], $stops[1][0], $stops[2][0] ];
}
elsif ( @stops == 2 ) {
$review{typical_stops_2} = [ $stops[0][0], $stops[1][0] ];
}
$review{typical_time}
= min_to_human( $stats->{min_travel_real} / $stats->{num_trains} );
$review{typical_km}
= sprintf( '%.0f', $stats->{km_route} / $stats->{num_trains} );
$review{typical_kmh} = sprintf( '%.0f',
$stats->{km_route} / ( $stats->{min_travel_real} / 60 ) );
$review{typical_delay_dep}
= sprintf( '%.0f', $stats->{delay_dep} / $stats->{num_trains} );
$review{typical_delay_dep_h} = min_to_human( $review{typical_delay_dep} );
$review{typical_delay_arr}
= sprintf( '%.0f', $stats->{delay_arr} / $stats->{num_trains} );
$review{typical_delay_arr_h} = min_to_human( $review{typical_delay_arr} );
$review{longest_t_time} = min_to_human( $longest_t->{rt_duration} / 60 );
$review{longest_t_type} = $longest_t->{type};
$review{longest_t_lineno} = $longest_t->{line} // $longest_t->{no};
$review{longest_t_from} = $longest_t->{from_name};
$review{longest_t_to} = $longest_t->{to_name};
$review{longest_t_id} = $longest_t->{id};
$review{longest_km_km} = sprintf( '%.0f', $longest_km->{km_route} );
$review{longest_km_type} = $longest_km->{type};
$review{longest_km_lineno} = $longest_km->{line} // $longest_km->{no};
$review{longest_km_from} = $longest_km->{from_name};
$review{longest_km_to} = $longest_km->{to_name};
$review{longest_km_id} = $longest_km->{id};
$review{shortest_t_time} = min_to_human( $shortest_t->{rt_duration} / 60 );
$review{shortest_t_type} = $shortest_t->{type};
$review{shortest_t_lineno} = $shortest_t->{line} // $shortest_t->{no};
$review{shortest_t_from} = $shortest_t->{from_name};
$review{shortest_t_to} = $shortest_t->{to_name};
$review{shortest_t_id} = $shortest_t->{id};
$review{shortest_km_m} = sprintf( '%.0f', $shortest_km->{km_route} * 1000 );
$review{shortest_km_type} = $shortest_km->{type};
$review{shortest_km_lineno} = $shortest_km->{line} // $shortest_km->{no};
$review{shortest_km_from} = $shortest_km->{from_name};
$review{shortest_km_to} = $shortest_km->{to_name};
$review{shortest_km_id} = $shortest_km->{id};
$review{issue_percent}
= sprintf( '%.0f%%', $message_count * 100 / $stats->{num_trains} );
for my $i ( 0 .. 2 ) {
if ( $reasons[$i] ) {
my $p = 'issue' . ( $i + 1 );
$review{"${p}_count"} = $reasons[$i][1];
$review{"${p}_text"} = $reasons[$i][0];
}
}
printf( "In %.0f%% der Fahrten war irgendetwas nicht wie vorgesehen\n",
$message_count * 100 / $stats->{num_trains} );
say "Die drei häufigsten Anmerkungen waren:";
for my $i ( 0 .. 2 ) {
if ( $reasons[$i] ) {
printf( "%d× %s\n", $reasons[$i][1], $reasons[$i][0] );
}
}
return \%review;
}
sub compute_stats {
my ( $self, @journeys ) = @_;
my $km_route = 0;
my $km_beeline = 0;
my $min_travel_sched = 0;
my $min_travel_real = 0;
my $delay_dep = 0;
my $delay_arr = 0;
my $interchange_real = 0;
my $num_trains = 0;
my $num_journeys = 0;
my @inconsistencies;
my $next_departure = 0;
for my $journey (@journeys) {
$num_trains++;
$km_route += $journey->{km_route};
$km_beeline += $journey->{km_beeline};
if ( $journey->{sched_duration}
and $journey->{sched_duration} > 0 )
{
$min_travel_sched += $journey->{sched_duration} / 60;
}
if ( $journey->{rt_duration} and $journey->{rt_duration} > 0 ) {
$min_travel_real += $journey->{rt_duration} / 60;
}
if ( $journey->{sched_dep_ts} and $journey->{rt_dep_ts} ) {
$delay_dep
+= ( $journey->{rt_dep_ts} - $journey->{sched_dep_ts} ) / 60;
}
if ( $journey->{sched_arr_ts} and $journey->{rt_arr_ts} ) {
$delay_arr
+= ( $journey->{rt_arr_ts} - $journey->{sched_arr_ts} ) / 60;
}
# Note that journeys are sorted from recent to older entries
if ( $journey->{rt_arr_ts}
and $next_departure
and $next_departure - $journey->{rt_arr_ts} < ( 60 * 60 ) )
{
if ( $next_departure - $journey->{rt_arr_ts} < 0 ) {
push( @inconsistencies,
epoch_to_dt($next_departure)->strftime('%d.%m.%Y %H:%M') );
}
else {
$interchange_real
+= ( $next_departure - $journey->{rt_arr_ts} ) / 60;
}
}
else {
$num_journeys++;
}
$next_departure = $journey->{rt_dep_ts};
}
my $ret = {
km_route => $km_route,
km_beeline => $km_beeline,
num_trains => $num_trains,
num_journeys => $num_journeys,
min_travel_sched => $min_travel_sched,
min_travel_real => $min_travel_real,
min_interchange_real => $interchange_real,
delay_dep => $delay_dep,
delay_arr => $delay_arr,
inconsistencies => \@inconsistencies,
};
for my $key (
qw(min_travel_sched min_travel_real min_interchange_real delay_dep delay_arr)
)
{
my $strf_key = $key . '_strf';
my $value = $ret->{$key};
$ret->{$strf_key} = q{};
if ( $ret->{$key} < 0 ) {
$ret->{$strf_key} .= '-';
$value *= -1;
}
$ret->{$strf_key} .= sprintf( '%02d:%02d', $value / 60, $value % 60 );
}
return $ret;
}
sub get_stats {
my ( $self, %opt ) = @_;
if ( $opt{cancelled} ) {
$self->{log}
->warn('get_journey_stats called with illegal option cancelled => 1');
return {};
}
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
my $year = $opt{year} // 0;
my $month = $opt{month} // 0;
# Assumption: If the stats cache contains an entry it is up-to-date.
# -> Cache entries must be explicitly invalidated whenever the user
# checks out of a train or manually edits/adds a journey.
if (
not $opt{write_only}
and not $opt{review}
and my $stats = $self->stats_cache->get(
uid => $uid,
db => $db,
year => $year,
month => $month
)
)
{
return $stats;
}
my $interval_start = DateTime->new(
time_zone => 'Europe/Berlin',
year => 2000,
month => 1,
day => 1,
hour => 0,
minute => 0,
second => 0,
);
# I wonder if people will still be traveling by train in the year 3000
my $interval_end = $interval_start->clone->add( years => 1000 );
if ( $opt{year} and $opt{month} ) {
$interval_start->set(
year => $opt{year},
month => $opt{month}
);
$interval_end = $interval_start->clone->add( months => 1 );
}
elsif ( $opt{year} ) {
$interval_start->set( year => $opt{year} );
$interval_end = $interval_start->clone->add( years => 1 );
}
my @journeys = $self->get(
uid => $uid,
cancelled => $opt{cancelled} ? 1 : 0,
verbose => 1,
with_polyline => 1,
after => $interval_start,
before => $interval_end
);
my $stats = $self->compute_stats(@journeys);
$self->stats_cache->add(
uid => $uid,
db => $db,
year => $year,
month => $month,
stats => $stats
);
if ( $opt{review} ) {
return ( $stats, $self->compute_review( $stats, @journeys ) );
}
return $stats;
}
sub get_latest_dest_id {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $db = $opt{db} // $self->{pg}->db;
if (
my $id = $self->{in_transit}->get_checkout_station_id(
uid => $uid,
db => $db
)
)
{
return $id;
}
return $self->get_latest_checkout_station_id(
uid => $uid,
db => $db
);
}
sub get_connection_targets {
my ( $self, %opt ) = @_;
my $uid = $opt{uid};
my $threshold = $opt{threshold}
// DateTime->now( time_zone => 'Europe/Berlin' )->subtract( months => 4 );
my $db = $opt{db} //= $self->{pg}->db;
my $min_count = $opt{min_count} // 3;
if ( $opt{destination_name} ) {
return ( $opt{destination_name} );
}
my $dest_id = $opt{eva} // $self->get_latest_dest_id(%opt);
if ( not $dest_id ) {
return;
}
my $res = $db->query(
qq{
select
count(checkout_station_id) as count,
checkout_station_id as dest
from journeys
where user_id = ?
and checkin_station_id = ?
and real_departure > ?
group by checkout_station_id
order by count desc;
},
$uid,
$dest_id,
$threshold
);
my @destinations
= $res->hashes->grep( sub { shift->{count} >= $min_count } )
->map( sub { shift->{dest} } )->each;
@destinations = $self->{stations}->get_by_evas(@destinations);
@destinations = map { $_->{name} } @destinations;
return @destinations;
}
1;